Fantasy Land Packages

Implementation of common algebraic types in JavaScript + Flow

Static Land Compliant Remote Data Type in TypeScript

An abstraction for managing asynchronous code in JS

Fluture-js based middleware for Redux. Handle async actions with FantasyLand compliant Futures, a lazy, monadic alternative to Promises.

Monad and Monad Transformer Collection

Error handling

Akh Neith Zipper monad

A port of the PHP bingo-functional library

Flow compatible runtime type system for IO validation

Collection of meaningful functional programming techniques and abstractions

A lazy, unopionated, monadic promise-like library

A Fantasy Land compatible Future Monad implementation

An asynchronous either monad compatible with Folktale result

Typescript implementation of Elm ADTs

A Node.js and Deno library for composing and running SQL queries.